Method and device for controlling transmission and reception of content in communication system
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method for receiving media content by a client is provided. The method includes receiving, from a server, a media presentation description (MPD) including content type information for three-dimensional (3D) media content and configuration type information for the 3D media content, accessing a segment of the 3D media content based on information included in the MPD, and receiving the 3D media content based on the segment. The content type information may indicate an identifier for the 3D media content, and the configuration type information may indicate whether quality is adjustable for each of content components of the 3D media content.
1. A method for receiving media content by a client, the method comprising:
receiving, from a server, a media presentation description (MPD) including content type information indicating an identifier for three-dimensional (3D) media content, configuration type information indicating that a type of the 3D media content is a separately adaptable content component (SACC), and quality priority information for multiple content components in the 3D media content;
accessing a segment of the 3D media content based on the content type information, the configuration type information, and the quality priority information in the MPD; and
receiving the 3D media content based on the segment,
wherein:
based on the configuration type information indicating the SACC, a first content component in the 3D media content has a different target bitrate with a second content component in the 3D media content, and
based on the configuration type information indicating the SACC, the client adjusts reception quality per content component in the 3D media content depending on application.
2. The method of claim 1 ,
wherein the content type information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD, and
wherein the configuration type information is included, as an attribute, in the subset element or the preselection element which is the media content unit included in the MPD.
3. The method of claim 1 ,
wherein the quality priority information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD or the quality priority information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.
4. The method of claim 1 ,
wherein the MPD further includes resolution information for at least one content component,
wherein the resolution information includes information necessary to convert the 3D media content into two-dimensional (2D) media, and
wherein the resolution information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.
5. The method of claim 1 ,
wherein the MPD further includes quality evaluation information for final 3D media corresponding to a combination of content components, and
wherein the quality evaluation information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD.
6. A method for providing media content by a server, the method comprising:
transmitting, to a client, a media presentation description (MPD) including content type information indicating an identifier for three-dimensional (3D) media content, configuration type information indicating that a type of the 3D media content is a separately adaptable content component (SACC), and quality priority information for multiple content components in the 3D media content;
receiving, from the client, a request for a segment of the 3D media content; and
transmitting, to the client, the 3D media content,
wherein:
based on the configuration type information indicating the SACC, a first content component in the 3D media content has a different target bitrate with a second content component in the 3D media content, and
based on the configuration type information indicating the SACC, the client adjusts reception quality per content component in the 3D media content depending on application.
7. The method of claim 6 ,
wherein the content type information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD, and
wherein the configuration type information is included, as an attribute, in the subset element or the preselection element which is the media content unit included in the MPD.
8. The method of claim 6 ,
wherein the quality priority information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD or the quality priority information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.
9. The method of claim 6 ,
wherein the MPD further includes resolution information for at least one content component,
wherein the resolution information includes information necessary to convert the 3D media content into two-dimensional (2D) media, and
wherein the resolution information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.
10. The method of claim 6 ,
wherein the MPD further includes quality evaluation information for final 3D media corresponding to a combination of content components, and
wherein the quality evaluation information is included, as an attribute, in a subset element or a preselection element that is a media content unit included in the MPD.
11. A client terminal configured to receive media content, the client terminal comprising:
a transceiver; and
at least one processor coupled with the transceiver and configured to control to:
receive, from a server, a media presentation description (MPD) including content type information indicating an identifier for three-dimensional (3D) media content, configuration type information indicating that a type of the 3D media content is a separately adaptable content component (SACC), and quality priority information for multiple content components in the 3D media content,
access a segment of the 3D media content based on the content type information, the configuration type information, and the quality priority information in the MPD, and
receive the 3D media content based on the segment,
wherein:
based on the configuration type information indicating the SACC, a first content component in the 3D media content has a different target bitrate with a second content component in the 3D media content, and
based on the configuration type information indicating the SACC, the client terminal adjusts reception quality per content component in the 3D media content depending on application.
12. The client terminal of claim 11 ,
wherein the content type information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD, and
wherein the configuration type information is included, as an attribute, in the subset element or the preselection element which is the media content unit included in the MPD.
13. The client terminal of claim 11 ,
wherein the quality priority information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD or the quality priority information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.
14. A server configured to provide media content, the server comprising:
a transceiver; and
at least one processor coupled with the transceiver and configured to control to:
transmit, to a client, a media presentation description (MPD) including content type information indicating an identifier for three-dimensional (3D) media content, configuration type information indicating that a type of the 3D media content is a separately adaptable content component (SACC), and quality priority information for multiple content components in the 3D media content,
receive, from the client, a request for a segment of the 3D media content, and
transmit, to the client, the 3D media content,
wherein:
based on the configuration type information indicating the SACC, a first content component in the 3D media content has a different target bitrate with a second content component in the 3D media content, and
based on the configuration type information indicating the SACC, the client adjusts reception quality per content component in the 3D media content depending on application.
15. The server of claim 14 ,
wherein the content type information is included, as an attribute, in a subset element or a preselection element which is a media content unit included in the MPD, and
wherein the configuration type information is included, as an attribute, in the subset element or the preselection element which is the media content unit included in the MPD.
16. The server of claim 14 ,
wherein the MPD further includes resolution information for at least one content component,
wherein the resolution information includes information necessary to convert the 3D media content into two-dimensional (2D) media, and
wherein the resolution information is included, as an attribute, in an AdaptationSet element which is a content component unit included in the MPD.